Tuesday

June 28, 2016
Total # Posts: 3,973

**Chemistry **

100g of water is added into 10.6M NaOH solution. The diluted NaOH then neutralized completely with H2SO4 . density of NaOH is 1.08g/ml . calculate the mole fraction of NaOH in diluted solution .
*June 28, 2016*

**maths**

The perimeter of a rectangle is 142m. The length is 5m more than twice the width. Find the dimensions. length= width=
*May 26, 2016*

**Security**

What portion of the airport is designed and used for landing, take off, or surface maneuvering of aircraft? A. Control tower B. Air operations area C. Control functions area D. Exclusive area im confused between A and C
*May 25, 2016*

**Chemistry**

what happens in a condensation reaction head-to-tail joining of monomers side-by-side joining of monomers cross-linking of monomers*** substitution of halogen
*May 25, 2016*

**History**

Significant changes of warfare in The Battle of Britain??
*May 18, 2016*

**History**

Significant changes of warfare in The Battle of Britain??
*May 18, 2016*

**chemistry **

In a constant-pressure calorimeter, 60.0 mL of 0.930 M H2SO4 was added to 60.0 mL of 0.320 M NaOH. The reaction caused the temperature of the solution to rise from 22.68 °C to 24.86 °C. If the solution has the same density and specific heat as water (1.00 g/mL and 4....
*May 17, 2016*

**MATH**

sorry I posted this question before. I have been ill.I still need help. word problem Upright posts are to be placed at 9 inch intervals on 3 sides of a deck which measures a total of 36 feet. How many upright post will will be needed? 36/3=12, if i divide 12 by 9 it will not ...
*May 17, 2016*

**MATH **

Two rectangles have the same width. One is 12 units long and the other is 8 units long. The area of the first rectangle is 320 square units more than the area of the second rectangle. Find the width of each rectangle.
*May 17, 2016*

**Math**

If you make $18 a hour and only work 15 hours a week, how much do you make a month?
*May 16, 2016*

** physics**

The muzzle velocity of a projectile fired from a gun has an upward component of 49 m/s and a horizontal component of 60 m/s. A. What Maximum height does the projectile reach? B. How far forward does it go (assume a level surface) Show step by step and how you did it and explain.
*May 11, 2016*

**MATH**

need help upright posts are to be placed at 9 inch intervals on 3 sides of a deck which measures at a total of 36 ft. How many post are needed. 36/3 = 12 am I on the right track?
*May 10, 2016*

**Math**

If a seed is planted, it has an 85% chance of growing into a healthy plant.if 8 seeds are planted what is the probability that exactly 3 don't grow ?
*May 4, 2016*

**Astronomy**

Some quasars (quasi-stellar radio source) have the largest red shifts ever observed. If this phenomenon is due to cosmic expansion, what can you say about their distance? When the light we now see left the quasar, how long had the quasar existed compared to the present age of ...
*April 29, 2016*

**ethics**

Approaching moral issues and ethical situations from each of the major ethical frameworks means deciding with duties or with any of the following EXCEPT: A. deciding with consequences. B. deciding with virtue C. deciding with care. D. deciding with cynicism. is it D
*April 27, 2016*

**ethics**

According to Aristotle, human beings are different from all other living things because of our: A. tolerance for pain. B. reason and rationality. C. free will. D. faithfulness. im confused between B n C
*April 20, 2016*

**ethics**

Disloyalty, greed, mercilessness, prejudice, and intolerance are examples of: a. Moral virtues. b. Corrective emotions. c. Other-directed traits. d. Moral vices. is it D
*April 20, 2016*

**Ethics**

Things we are morally obligated NOT to do (e.g., lie, cheat, exploit others) can be termed: A. correlated duties. B. negative duties. C. positive law. D. positive duties. is it D
*April 19, 2016*

**statistics**

The probability of an event could be 16/17.
*April 10, 2016*

**Bus. Math**

a. Graduated payments result in the borrower paying A. more at the beginning of the mortgage. B. less at the beginning of the mortgage. C. the mortgage at 1¨M2 the standard rate. D. less at the end of the mortgage. Answer: B 2. When are annuity due payments made? A. At the...
*April 4, 2016*

**Math**

He wanted to make another quilt with an area of 42 square feet. What are its possible dimensions if they must be a whole numbers? Which length makes most sence for a quilt?
*April 4, 2016*

**Bus. Math**

Yes D!
*April 4, 2016*

**algebra**

graph the following function on the set of axes below. f(x) = lxl, -3 less than or equal to x less than 1 and 4, 1 less than or equal to x less than or equal to 8
*March 31, 2016*

**Physics**

A mixing beater consists of three thin rods, each 10.9 cm long. The rods diverge from a central hub, separated from each other by 120°, and all turn in the same plane. A ball is attached to the end of each rod. Each ball has cross-sectional area 3.70 cm2 and is so shaped ...
*March 29, 2016*

**Ethics**

so its B
*March 25, 2016*

**Ethics**

Im sorry i'm confused between A and B
*March 25, 2016*

**Ethics**

The primary purpose of ethical inquiry is to: A. find all the possible solutions to a problem. B. critically reflect upon how we live and the choices we make. C. learn about the philosophies of the past 2000 years. D. memorize relevant codes of conduct. is it A
*March 25, 2016*

**Ethics**

Life, justice, and happiness are typically considered to be: A. intrinsic goods. B. instrumental goods. C. intrinsic evils. D. non-moral values. is it A
*March 25, 2016*

**Ethics**

Codes of ethics are best understood as: A. general principles. B. detailed solutions to ethical problems. C. formal laws with prescribed punishments. D. All of the above is it D
*March 25, 2016*

**Ethics**

Consequentialist theories of moral decision making would have us focus primarily on: A. our relevant moral duties. B. the “goodness” of the actual or expected consequences of the actions. C. the development of moral character. D. the struggle to overcome moral vice. ...
*March 25, 2016*

**Math**

Mrs.Perry hires a landscaper that charges $15 per hr. The landscaper says the total charge for the work done is $120.00 Write an inequality to show h, the number of hours it took to do the work and solve the inequality.
*March 16, 2016*

**Math**

Identify the dependent and independent variables. 0, 10, 20, 30, 40 0, 180, 360, 540, 720
*March 15, 2016*

**Math**

Identify the dependent and independent variables. 0, 10, 20, 30, 40 0, 180, 360, 540, 720
*March 15, 2016*

**Math**

Thanks Ms.Sue
*March 14, 2016*

**Math**

How many groups of 2/3 are in 2?
*March 14, 2016*

**chemistry**

calculate the pH of a 0.100M NH4Cl solution.
*March 10, 2016*

**Math**

in still water, a speed boat travels 5 times faster than the current of the river. If the speed boat can travel 48 miles upstream and then back in 5 hours, find the rate of the current.
*March 7, 2016*

**Biology**

I need help creating a pedigree using this description: Lily is 28 years old. She has a younger brother Nick who has hemophilia and a younger sister, Sharon. Lily's parents are George and Maureen. George has a older brother named Edward and a older sister named Rachel. ...
*March 6, 2016*

**algebra or algebra1**

If x and y are positive numbers, then√20(x^3y^4)^3
*March 5, 2016*

**algebra or algebra1**

If x and y are positive numbers, then (20)(x^3y^4)^3
*March 5, 2016*

**algebra or algebra1**

x−8/7=y-t/5 solve for x
*March 5, 2016*

**algebra or algebra1**

If f (x) = 2x + 9, and f(a) = 7, then a =?
*March 5, 2016*

**algebra or algebra1**

A rectangle has length 21 inches and width 16 inches. What is the length of a diagonal from one corner to the opposite corner, rounded to the nearest inch
*March 5, 2016*

**algebra or algebra1**

What is the set of all values of x for which the expression x + 6 /x2 −2x−8 is not deﬁned? A) {−6,−4,2} B) {−6,−2,4} C) {−4,2} D) {−2,4} E) {−6}
*March 5, 2016*

**Math**

Identify the coeffiecent variable, and constant in the following expression: 8a + 6
*March 2, 2016*

**Math**

A common iguana is 200 centimeters long. A Texas horned lizard is 18.09 centimeters long. How much longer is the iguana?
*March 2, 2016*

**Math**

120
*March 1, 2016*

**Math**

X=35
*March 1, 2016*

**Math**

X= 12.5
*March 1, 2016*

**Math**

The ratio of 6th graders to 7th graders in the competition is 15 to 8. How many 7th graders are there if 225 6th graders are competing?
*March 1, 2016*

**Math**

X=80
*February 29, 2016*

**Math**

Marta can run a total of 6.25 miles on a 0.25 mile track. How many laps did she run?
*February 29, 2016*

**Math**

Thank you.
*February 28, 2016*

**Math**

Please help me how to set this up. As a real-estate agent, Walter Jordn earns 3 3/4% commission on the houses he sells. In the last quarter of this year, he sold two houses, one for $225,000 and the other for $199,000. How much was his commissions for this quarter?
*February 28, 2016*

**algebra or algebra1**

f (x) =|x− 6|7−x, then f(−1)
*February 27, 2016*

**Math**

The ratio if games the Falcons won to the games they lost is 7:5. What is the ratio of games list to the total games played?
*February 24, 2016*

**Math**

Thank u
*February 23, 2016*

**Math**

.30 per ounce
*February 23, 2016*

**Math**

What is the cost per ounce for a bag of chips that costs $ 4.88 for 16 ounces?
*February 23, 2016*

**Math**

Thanks
*February 23, 2016*

**Math**

Trina has 90 tootsie rolls and 45 bliw pops that she is making goodie bags for kids in the club. If there are 48 kids in her saddle club and she wants each bag to have the same number of tootsie rolls and blow pops, does she have enough candy to give each kid a goodie bag?
*February 23, 2016*

**Math**

I meant 9
*February 22, 2016*

**Math**

Evaluate the algebric expression for the given value of the variable. 104-6c+3 if c=1 1/2
*February 22, 2016*

**Chemistry**

A compound has the empirical formula CHCL .A flask with volume 253 cm3 at temperature of 373K and pressure of 1.0 atm contains 0.8 g of the gaseous compound. Find the molecular formula of the compound.
*February 22, 2016*

**science, chemistry **

Calculate the final Volume of solution obtained if 100.0 mL of 12.0 M NaOH is diluted to 5.20M
*February 17, 2016*

**Math**

200cm
*February 17, 2016*

**Math**

Fran wants to cover a retangular box with contact paper. The box is 10cm long, 5cm wide and 5cm high. How much paper will she need to cover all 6 sides?
*February 17, 2016*

**Math**

Thanks
*February 17, 2016*

**Math**

Lance has g gallons of gas in his tank. If he adds 8 gallons to his gas tank, he will have 15 gallons in his tank. Write an equation that describes how many gallons of gas Lance currently has in his tank.
*February 17, 2016*

**Math**

Alex is making homemade cereal. For every 3 cups of granola, he adds 1 cup of dried cranberries. If he uses a total of 3 cups of dried cranberries, how many cups of granola are in the cereal?
*February 16, 2016*

**Math**

Thanks
*February 16, 2016*

**Math**

Gabby has 130 insects in her bug collection that have wings and 70 that have pincers. She wants to buy a display case for her collection, but is unsure how many she will need. Each display case should have an equal number of insects with wings and pincers. How many display ...
*February 16, 2016*

**Math**

K= 1.25
*February 15, 2016*

**Math**

Given the equation k/8=10, solve for k
*February 15, 2016*

**Math**

Ok thank u :)
*February 15, 2016*

**Math**

Which of the following makes the equation true? 7t + 26=61 ( 3,5,7,9,)
*February 15, 2016*

**Math**

Irene counted 12 brown houses in her neighborhood. The 12 houses represent 16% of her neighborhood. How many houses are in her neighborhood?
*February 15, 2016*

**Math**

I meant 600
*February 10, 2016*

**Math**

Is the answer 6
*February 10, 2016*

**Math**

At East Middle School, 28% of the students are in the band. If 168 students are in the band, how many students go to East Middle School?
*February 10, 2016*

**Statistics**

2.5 Points 30% of the fifth grade students in a large school district read below grade level. The distribution of sample proportions of samples of 100 students from this population is normal with a mean of 0.30 and a standard deviation of 0.045. Suppose that you select a ...
*February 10, 2016*

**Math**

Thanks Tommy
*February 10, 2016*

**Math**

How do i write that in an equation?
*February 10, 2016*

**Math**

If a person walks 1/2 of a mile in each 1/4 of an hour, what is the rate per hour at which they walk? A. Write an expression to represent the problem? B. Solve the problem.
*February 10, 2016*

**Math**

Thanks :)
*February 10, 2016*

**Math**

A bike shop needs to order new wheels for 10 tricylces. The equation 3x=y can be used to calculate the number of wheels to order. What does each part if the equation represent?
*February 10, 2016*

**Math**

Thank u :)
*February 9, 2016*

**Math**

42?
*February 9, 2016*

**Math**

On a soccer team 40% of the goals are scored by the star player. If 70 goals are scored all season, how many are scored by the rest of the team?
*February 9, 2016*

**Math**

Thanks
*February 9, 2016*

**Math**

Elizabeth pumps 3 1/2 gallons of gas in 1/4 of a tank. How many gallons does a full tank hold? Write an expression to represent the problem. Solve the problem.
*February 9, 2016*

**Math**

The equation 3x=y can be used to calculate the number of wheels to order for any number of tricycles. What does each part of the equation represent?
*February 9, 2016*

**Math**

Thank u
*February 8, 2016*

**Math**

Is this the correct expression? 60÷5=12
*February 8, 2016*

**Math**

Divide
*February 8, 2016*

**Math**

The average 3rd grafe student can read 60 words in 5 min. What is the average rate per minute? Write an expression to represent the problem. And solve the problem:
*February 8, 2016*

**Math**

Thank u Ms. Sue
*February 8, 2016*

**Math**

At a school, 15% of the students play an instrument. How many students do not play an instrument?
*February 8, 2016*